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Full text of "etusup"

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Kacultd <ia; Sciunas ct Tuclniiquus TiuiRw 

DopuEtcrical de MalhcinatU|ucK 









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UaUis 121 (Cioupci i-2-:t) Jwmkrr wkw 

Conlcolc CCS pi licurca) 
t-'aitca uxurcicra 1, 2 ut ii ou uxcrcicoa I, IS ot 4 

Excrcica 1 

Suit / unc function dcliniu par 









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ui s«0 

1. BsWu-quri / adiiicL uiw Hiiiilo au point (U.O) suiwuil UMltca bw directions ? 
2;- Es'-c«-quc to. fouctiou / aoWt HW limH^i :ui poiilL (0,0) 7 

ftxcccico 2 

Soil / unc fonction dufiniu pur 

I 0:atf-0 

1. Eludior la conlimiiU dc / sur Mi*. 

3. lkt-ce-quc les durivecs (Mtftkttoo dc / OOCftftfldt uux points : 

i) (a, 6) avccfry&O 

ii) (a,0) uveca G Ut 

3. Eluclicr la JilKrenUabiliU: ck / uux poinLi ; 

i) («,[») avctb/0 
ii) (a,0)avccttd/R- 

4. M.inlrcr que ~ est continue aux poinla : 

thj 

i) (n,b) lol quo b-fiO 
ii; {0.0) 
:». Nbnlrcr q»« 5? cat '">" continue au point (a,0) «MK u / <J. 

IJoit U faction / : M# -* HI deGniu P 1 "" /(«tl) - »«P(*3 -l-c?pC--y) - - 

I. Montrcr que / duliuil uno foiictioii impliciU: >p do cfewac C" nti- wcihiufcR tic (0.0). 
% adculcr v>(0) cl </»'(0). 

3. Outermloor lc dftvotoppetaool liinitti <1« ? m votaUufia tic k&u a t'ordro 2. 



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